HP bundles motherboard documentation into the full PC service guide. Search for the specific HP Pavilion model your board came from (e.g., HP Pavilion a6500f or Compaq Presario SR5710F).
| Jumper | Pins | Function | | :--- | :--- | :--- | | (Labeled JBAT1) | 1-2 (Closed) | Normal Operation | | | 2-3 (Closed) | Clear CMOS (Hold for 10 seconds while PC is unplugged) | | PSWD (Password Clear) | 1-2 (Open) | Normal | | | 1-2 (Closed) | Clear BIOS Password (Boot once, then remove jumper) | ipm17-002 motherboard manual
Maximum Capacity: Up to 64GB (though HP officially tested and recommends up to 32GB). Speed: PC4-17000 (DDR4-2133). Expansion Slots: 1x PCI Express x16 (Gen 3.0). 1x M.2 socket 3, key M (typically for SSDs). HP bundles motherboard documentation into the full PC